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Resultados 81728

MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
SonyCCDF55
E - SHUTTER DOES NOT CHANGE SPEED IN MANUAL MODE Shutter speed is fixed at 1/60 or 1/100 second, and cannotbe changed with the shutter select button.
SonyCCDV5000
PART NUMBER FOR CONNECTOR CN604 - CN301 We need the part number for the following connector. -TO TOKYO: Can you give us the part number for the board connectorthat goes between the DI-21 board CN-604 and the VC-55 board CN-301?It is a four-pin 1.5mm pitch. Thank you in advance. -HQ COMMENTS
SonyCCDTR5
CAUTION LIGHT FLASHES WHEN TAPE ENDS IN PLAY,FF OF REW MODES In VTR mode when the tape ends in PLAY, FAST FOWARD or REWINDmodes, the caution light flashes.
SonyWMAF54
WEAK OR DEFECTIVE TUNING KNOBS The tuning knob is very weak, and breaks easily or falls off.
SonyKV2792R
-33V LINE INCORRECTLY LABELED The schematic shows a -33V scan derived supply from pin 7 ofthe flyback. Servicer claims actual voltage is closer to 100. Double-checking supply to IC-102, pins 6 and 7, verifies that voltage at thosepoints is correct. Also, set is operating normally.
SonyCCDM8U
DRUM SPEED FLUCTUATES Drum speed varied constantly. Picture looks like it isbreathing.
SonyKPR46CX10
PART NUMBER FOR COMPLETE (H) BOARD, NOT AVAILABLE We need a part number for the complete H board on theseunits. It is very difficult to remove this board when pulling thechassis. The servicer could have this as a piece of test gear at the shopand would not need to pull this in the customer's home. Th
SonyKV32XBR50
POWER SWITCH P/N NOT LISTED, 1-571-532-21 The push button has too much travel distance and will causethe power switch to be pushed back. This will cause the back of theswitch to be pushed out. The part number for the switch is not yet listedon the system. Please provide me with a switch so we
SonyKV13TR24
INNTERMITTENT AUDIO, SPEAKER CONNECTION LOOSE Unit would intermittently loose audio. Found speaker plug wasnot properly seated.
SonyKV13TR20
INTERMITTENT AUDIO, INTERMITTENT CONNECTION ON "A" BOARD This unit had intermittent audio. Found A-B wires havingintermittent connections on A board.
SonyWMAF50
INTERMITTENT DISTORTION IN LEFT CHANNEL When tape is playing, if the headphone jack is moved around,there will be an intermittent loud distortion in the left channel.
SonyCDP390
IC-102 FAILING IC-102 fails and the unit will skip badly or will not play atall. The symptoms vary because the IC gets very hot and it may producemore problems.
SonySL300
DIFFERENT TYPES OF IC-802 There are two types of IC used for IC-802. The part listedin the service manual is a S-8053ALR, but some units have a PST529Dinstalled. These two do not have the same pin-out arrangement.
SonyKV27HFR
DEAD, REPLACE C-658 135VDC supply dead - no output at IC-651 and pin 12 was low.Tried supplying 3V to pin 12 with external supply. Noticed output at pin7 returned, but was in the MHZ range.
SonyCCDF30
UNIT WILL NOT PLAY, REC, FF OR REW Found no capstan rotation at all. Changed or tried all parts(capstan motor). I have seen cause this problem (IC-007, IC-006). Stillthere is no capstan rotation on eject.



Assistência TécnicaAs dicas apresentadas destinam-se a técnicos de eletrónica, a tentativa de reparação ou assistência sem ter conhecimentos de eletricidade e eletrónica, podem provocar danos mais graves aos equipamentos e, devido a tensões muito elevadas em alguns circuitos, graves danos fisicos que podem constituir um risco em determinadas reparações.

Não arrisque reparar equipamentos com tensões elevadas se não tiver conhecimentos técnicos para o fazer em segurança.

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